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Finally, as noted above, several studies suggest that the genes that regulate circadian rhythms may have some bearing on insomnia phenotypes

This dual nature has contributed to theoretical concerns

Physical dependence was also postponed, with withdrawal severity (assessed via isoniazid 800 mg/kg challenge) attenuated in BPC-157 groups

A 2025 systematic review of BPC-157 in orthopedic sports medicine acknowledged the compelling preclinical data while noting the absence of human clinical trials as a critical limitation

Clinical Update 5/15/2021 Misleading Kefir Claims Recent testing of several popular kefir beverages in the U.S